add mutt alias which executes neomutt if that exists

diff --git a/mutt b/mutt
new file mode 100755 (executable)
index 0000000..35889a7
--- /dev/null
+++ b/mutt
@@ -0,0 +1,13 @@
+#!/bin/sh
+
+cmd_exists () {
+    if which "$1" >/dev/null 2>&1; then
+        return 0;
+    else
+        return 1;
+    fi;
+}
+if cmd_exists neomutt; then
+    exec neomutt "$@";
+fi;
+exec mutt "$@";